
# assume that columns 4 and 8 are advertiser-id and ad-id, respectively, and
# column 2 is user-id, columns 14 and 15 are quantity and revenue

<a href="gzdog.html">gzdog</a> Activity_123456_10-31-2005.log.gz |
	<b>aggregate</b> -k 4,8 -p -c 2 -s 14,15 &gt; 2005-10-31.log

# 2005-10-31.log now contains advertiser-id, ad-id, the number of users, and
# the total quantity and revenue
